All fires can be extinguished by cooling, smothering, starving or by interrupting the combustion process to extinguish the fire. One of the most common methods of extinguishing a fire is by cooling with water .
What is the method to use while extinguishing a fire?
- Aim: Aim the nozzle of the fire extinguisher at the base of the fire.
- Squeeze: Squeeze the lever you just pulled the pin out of. Remember to squeeze it slowly and evenly, so it is as effective as possible.
- Swipe: Swipe from side to side to cover all areas the fire may have spread to.
What method of extinguishment is used to put out Class A fires?
The preferred method for extinguishing class “A” fires is to remove the heat . Water is the most common agent, but others such as dry chemical, halon, halogenated agents and foam can be used effectively.
What are the 3 methods of extinguishing a fire?
All fires can be extinguished by cooling, smothering, starving or by interrupting the combustion process to extinguish the fire. One of the most common methods of extinguishing a fire is by cooling with water.
What are the method of extinguishment?
The basic methods for extinguishing a fire are to suffocate it by ensuring that it cannot have access to oxygen , to cool it with a liquid such as water which reduces the heat or finally to remove the fuel or oxygen source, effectively removing one of the three elements of fire.
What are the methods of extinguishing the 4 classes of fire?
- Water extinguishers. Water extinguishers are one of the most cost-effective ways to fight Class A fires, those fuelled by solid materials such as paper, wood and textiles. ...
- Foam extinguishers. ...
- Powder extinguishers. ...
- Carbon dioxide extinguishers (CO2) ...
- Wet chemical extinguishers. ...
- Fire blankets.
What is the best defense against fire?
As always, the best defense against a fire is to be prepared . Take a moment to look at your fire extinguisher.
What is full form of pass in fire?
It’s easy to remember how to use a fire extinguisher if you can remember the acronym PASS, which stands for Pull, Aim, Squeeze, and Sweep .
What is fire pass method?
When operating a fire extinguisher, remember the word PASS:
Hold the extinguisher with the nozzle pointing away from you and release the locking mechanism . Aim low. Point the extinguisher at the base of the fire. Squeeze the lever slowly and evenly. Sweep the nozzle from side-to-side.
What is a Type D fire?
Class D fires only involving combustible metals – magnesium, sodium (spills and in depth), potassium, sodium-potassium alloys uranium, and powdered aluminum.
What are the 5 fire classifications?
Fire is divided into five classes ( A, B, C, D, and K ) that are primarily based on the fuel that is burning. This classification system helps to assess hazards and determine the most effective type of extinguishing agent.
What is a Type C fire?
Class C. Class C fires involve energized electrical equipment . Extinguishers with a C rating are designed for use with fires involving energized electrical equipment.
What are the 3 most common types of fires?
- Kitchen fires. The most common type of fire in the U.S. is the kitchen fire. ...
- Electrical fires. ...
- Heater fires. ...
- Smoking-related fires.
What is smothering extinguishing of fire?
*Smothering: Smothering is the method of extinguishing the fire by removing the oxygen with blanketing fire with foam, sand etc . *Cooling: Cooling is the process of extinguishing the fire by using water to lower the temperature.
What are the three fuels for fire?
The Fire Triangle. Three things are required in proper combination before ignition and combustion can take place —Heat, Oxygen and Fuel . There must be Fuel to burn.
What are the 4 types of fires?
What are the fire safety rules? Class A – fires involving solid materials such as wood, paper or textiles. Class b – fires involving flammable liquids such as petrol, diesel or oils. Class c – fires involving gases.
